Screenshot Machine - Screenshot machine is an online website capturing service. Creates a screenshot or thumbnail of any online web page in couple of seconds for free.
WiseStamp - WiseStamp allows you to easily create and implement slick and unique email signatures for your business.
URL2PNG - Screenshots as a Service. Capture snapshots of any website, right in your app, quickly and reliably.
NEWOLDSTAMP - Email signature generator
CloudBrowser.co - A supremely flexible and reliable HTTP API that supports professionals and enterprise alike in the...
Sigstr - Email signature marketing